Cheap flights from London to Sydney
We compare flights from London (LHR) to Sydney (SYD) across hundreds of airlines and agencies, with prices including taxes, sorted from cheapest to most expensive.
Lowest return price
€1,212
Sun 13 Dec – Sun 20 Dec
Fastest flight
23h 15m
With a stop
Distance
17,019 km
6 airlines
The cheapest options right now
Search with your dates
Frequently asked questions
How much is a flight from London to Sydney?
For a return trip on Sun 13 Dec – Sun 20 Dec, the lowest price we have found is €1,212 including taxes. It is indicative: it varies with the date and how far ahead you book, and the final price is confirmed by the airline or agency.
Are there direct flights from London to Sydney?
On the dates checked, the cheapest options have at least one stop. You can filter for direct flights only in the search.
When is it cheapest to fly from London to Sydney?
It is usually cheapest to book 3 to 8 weeks in advance and fly midweek (Tuesday or Wednesday). Prices tend to rise during school holidays and festive seasons.
Does the price include baggage?
Prices include taxes. Baggage depends on the fare: for each flight we show whether a checked bag is included, and you can filter to see only those that include one. Always check the baggage conditions before paying.
Other popular routes
Real prices found in the last 48 hours by our partner Aviasales for your dates. They may change with availability: the final price is always confirmed on the provider’s website before you pay.